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    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            padding: 0;
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        .clockBox{
            width: 400px;
            background: #eee;
            margin: 50px 0;
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<body>
    <div class="cloxkBox">
        <div class="clockTitle">现在时间</div>
        <div class="clockTime">
            14:24:37
        </div>
        <div class="clockDste">2021年10月12日</div>
    </div>
</body>
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